Which of the following values are equal? (i)\[{{1}^{3}}\] (ii)\[4{}^\circ \] (iii)\[{{0}^{4}}\] (iv)\[{{3}^{1}}\]

• A.  (i) and (ii)     
• B.  (ii) and (iii)     
• C.  (i) and (iii)                    
• D.  (i) and (iv)